Oil Seal RICH 125 x 155 x 18 NBR – Heavy-Duty Industrial Sealing
OE Reference:
KOMATSU: 20Y2622420
Technical Specifications:
Catalog Code: 125 x 155 x 18 NBR RICH
Brand: RICH
Type: Oil Seal / Shaft Seal / Sealing Ring
Inner Diameter (d): 125 mm
Outer Diameter (D): 155 mm
Height (h): 18 mm
Material: NBR Nitrile Rubber (-30°C to +100°C)
Country of Origin: China
Key Performance Advantages:
NBR Material Resilience: High-quality NBR nitrile rubber provides excellent resistance to mineral oils, hydraulic fluids, and heavy-duty greases common in earthmoving applications.
Robust Industrial Construction: Engineered to maintain structural stability in high-vibration environments, ensuring a secure interference fit in 155 mm housings.
Reliable Fluid Retention: Maintains constant radial pressure on the 125 mm shaft to prevent lubricant migration, even under high torque and load conditions.
Contaminant Resistance: Designed to provide a durable seal against external dust and debris, extending the service life of internal bearings and gear components.
Komatsu Precision Compliance: Precision-manufactured to match the exact technical standards of Komatsu reference 20Y2622420, guaranteeing a reliable factory-standard replacement.
Typical Applications:
Final drives and axle systems for heavy-duty earthmoving machinery
Industrial hydraulic systems and transmission housings
Mechanical assemblies in Komatsu excavators and construction equipment
Transparency Note: This product is manufactured under the RICH brand. All OE references, dimensions, and codes are provided strictly for identification and compatibility purposes and do not imply any affiliation, authorization, or endorsement by the referenced manufacturers.